NSN 4520-01-455-2803 · NIIN 014552803 · Part number A-121-981 S
Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 55957
Government record, cited
NSN 4520-01-455-2803 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-455-2803. Manufacturer of record part number: A-121-981 S.
Also searched as4520-01-455-2803 ·
4520014552803 ·
NIIN 014552803 ·
01-455-2803 ·
FSC 4520 Space and Water Heating Equipment · CAGE 55957 · A-121-981 S · A-121-981 · MANUAL 34598H05-RB ITEM 3
Manufacturer of record: Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division
Identification
NSN: 4520-01-455-2803
NIIN: 014552803
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: A-121-981 S
Manufacturer: Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division
General Description
The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-455-2803, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division (USA)
Reference documents
Reference
Meaning
A-121-981
3/2Design control — primary reference
U.S. Government activity
MANUAL 34598H05-RB ITEM 3
5/9Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Related Parts in Plumbing, Heating, and Waste Disposal
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
23049-21
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
351358-3
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
A33-4014-1
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
0001-9262-301
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-455-2803?
NSN 4520-01-455-2803 is a Heating Element,electrical,nonim, manufactured by Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-455-2803?
NSN 4520-01-455-2803 has 1 manufacturer part number on file: A-121-981 S (Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division).
Is NSN 4520-01-455-2803 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.